CN219543666U - Vertical drilling auxiliary device for pistol drill - Google Patents

Abstract

The utility model discloses a pistol drill vertical drilling auxiliary device, which comprises: the device comprises a guide piece and a sliding piece, wherein the sliding piece is in sliding connection with the guide piece, a fixing device is connected to the sliding piece, the fixing device can be detachably connected with a pistol drill to be connected, and the end face of the guide piece in the extending direction of the drill bit of the pistol drill to be connected is perpendicular to the sliding direction of the sliding piece. The defect that in the prior art, the drilling precision of a pistol drill is not easy to control, or the drilling auxiliary device is complex in structure and the construction difficulty is increased is overcome. In the process of using the vertical drilling auxiliary device of the pistol drill to be matched with the drilling process of the pistol drill to be connected, the guide piece can ensure that the drill bit is vertical to the wall surface. The sliding piece moves along the guide piece, so that the pistol drill to be connected can move along the direction vertical to the wall surface, the drilled hole is vertical to the wall surface, the drilling precision is ensured, and the breaking probability of the drill bit is reduced.

Description

Vertical drilling auxiliary device for pistol drill

Technical Field

The utility model relates to the technical field of structural design of auxiliary tools for drilling in building construction, in particular to a vertical drilling auxiliary device for a pistol drill.

Background

In the construction process of a building, a hand gun drill is often required for drilling. The drilling process of the pistol drill is generally carried out by a manual operation mode, and the drilling precision of the pistol drill mainly depends on the technical proficiency of operators. In the prior art, for operators with weaker technology, the drilling precision is relatively low, so that the drilled holes are often not perpendicular to the wall surface, the construction precision of the construction site is greatly reduced, the drill bit is easily broken, and the construction danger is increased.

The publication number is: in CN216989993U, it is disclosed that: the utility model provides a pistol bores perpendicular drilling auxiliary mechanism, but its structure is comparatively complicated, and the use is comparatively complicated, increases the construction degree of difficulty.

Therefore, the gun drill has the defects that the drilling precision of the gun drill is not easy to control, or the drilling auxiliary device has a complex structure and the construction difficulty is increased in the prior art.

Disclosure of Invention

Therefore, the main objective of the present utility model is to provide an auxiliary device for vertical drilling of a pistol drill, which can solve the problems of inaccurate manual drilling of the pistol drill and the inability of adapting to various types of pistol drills in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a pistol drill vertical drilling assist device comprising: the device comprises a guide piece and a sliding piece, wherein the sliding piece is in sliding connection with the guide piece, a fixing device is connected to the sliding piece, and the fixing device is detachably connected with a pistol drill to be connected;

the end face of the guide piece in the extending direction of the drill bit of the pistol to be connected is perpendicular to the sliding direction of the sliding piece.

Preferably, the method further comprises: the chassis is fixedly connected to the end face of the guide piece in the extending direction of the to-be-connected pistol drill bit, and the chassis is perpendicular to the sliding direction of the sliding piece.

Preferably, the chassis is in a V-shaped structure.

Preferably, the chassis is divided into: the device comprises a main disc, a first branch disc and a second branch disc; the main disc is fixedly connected with the end face of the guide piece in the extending direction of the to-be-connected pistol drill bit, and the first support disc and the second support disc are connected to the main disc in a telescopic mode.

Preferably, the method further comprises: the compression device comprises a chassis, a spring and a compression rod, wherein one end part of the compression rod is fixedly connected to the chassis, and the spring is sleeved on the outer wall of the compression rod;

the guide piece is penetrated through the middle part and is provided with a notch, the sliding piece is fixedly connected with a baffle plate, the baffle plate penetrates through the notch, the baffle plate is in sliding connection with a compression rod, and the spring is compressed between the chassis and the baffle plate.

Preferably, the method further comprises: the compression rod is provided with a plurality of limiting holes, the compression rod is detachably connected to the limiting holes, and the side, far away from the spring, of the baffle is provided with the bolt, so that the bolt is limited to slide.

Preferably, the fixing device comprises: a strap means or/and a steel buckle means; the binding band device or/and the steel buckle device is fixedly connected to the lower side of the sliding piece.

Preferably, the strap apparatus comprises: the binding belt comprises a binding belt and a compressing piece, wherein a strip hole is formed in the lower bottom surface of the sliding piece, the binding belt penetrates through the strip hole, and the compressing piece is in threaded connection with the sliding piece and penetrates through the strip hole to compress the binding belt.

Preferably, the tails at the two ends of the binding belt are provided with magic tapes.

Preferably, the steel buckle device comprises: the first steel buckle and the second steel buckle are semicircular, one ends of the first steel buckle and the second steel buckle are respectively hinged to the sliding piece, a plurality of cylindrical bulges are arranged at the other end of the first steel buckle, and the other end of the second steel buckle is divided into two clamping plates; the cavity is formed between the two clamping plates, the size of the cavity is the same as that of the cylindrical protrusion, the cavity forms a necking at the tail part of the second steel buckle, and the tail ends of the two clamping plates are of an opening structure.

The auxiliary device for the vertical drilling of the pistol drill has the following beneficial effects:

this pistol bores perpendicular drilling auxiliary device includes: the device comprises a guide piece and a sliding piece, wherein the sliding piece is in sliding connection with the guide piece, a fixing device is connected to the sliding piece, the fixing device is detachably connected with a pistol drill to be connected, and the end face of the guide piece in the extending direction of the drill bit of the pistol drill to be connected is perpendicular to the sliding direction of the sliding piece.

The device solves the problems that in the prior art, the drilling precision of a pistol drill is not easy to control, or the drilling auxiliary device has a complex structure and the construction difficulty is increased.

According to the vertical drilling auxiliary device for the pistol drill, the guiding piece can ensure that the drill bit is vertical to the wall surface in the process of matching the vertical drilling auxiliary device for the pistol drill to be connected with the drilling process of the pistol drill. The sliding piece moves along the guide piece, so that the pistol drill to be connected can move along the direction vertical to the wall surface, the drilled hole is vertical to the wall surface, the drilling precision is ensured, and the breaking probability of the drill bit is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a structure of a vertical drilling assist device for a pistol drill according to an embodiment of the present disclosure when connected to a pistol drill to be connected;

fig. 2 is a schematic view of a structure of a vertical drilling assist device of a pistol drill according to an embodiment of the present disclosure, without a pistol drill to be connected;

fig. 3 is an enlarged view of fig. 2 at a of a pistol drill vertical drilling assist according to one embodiment of the present disclosure;

fig. 4 is a front view of a pistol drill vertical drilling assist device according to one embodiment of the present disclosure;

fig. 5 is a B-B cross-sectional view of the pistol drill vertical drilling assist device of fig. 4 according to one embodiment of the present disclosure;

fig. 6 is an enlarged view of fig. 5 at D of a pistol drill vertical drilling assist device according to one embodiment of the present disclosure;

fig. 7 is a C-C cross-sectional view of the pistol drill vertical drilling assist device of fig. 4 according to one embodiment of the present disclosure;

fig. 8 is a schematic structural view of a slide of a vertical drilling assist device for a pistol drill according to one embodiment of the present disclosure.

[ Main reference numerals Specification ]

1. A guide member;

11. a track; 12. a notch;

2. a slider;

21. a baffle; 22. a dovetail groove;

3. a fixing device;

31. a strap device;

311. a strap; 312. a pressing member;

33. a steel buckle device;

331 a first steel buckle; 332. a second steel buckle; 333. a cylindrical protrusion; 334. a clamping plate; 335. a cavity; 336. necking; 337. a protrusion;

4. a chassis;

41. a main disk; 42. a first support plate; 43. a second support plate;

5. a spring;

6. a compression rod; 61. a hole;

7. fastening;

8. pistol drill to be connected

Detailed Description

The method of the present utility model will be described in further detail with reference to the accompanying drawings.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be capable of being practiced otherwise than as specifically illustrated and described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-8, the present utility model provides a technical solution: a pistol drill vertical drilling assist device comprising: the device comprises a guide piece 1 and a sliding piece 2, wherein the sliding piece 2 is in sliding connection with the guide piece 1, a fixing device 3 is connected to the sliding piece 2, and the fixing device 3 is detachably connected with a pistol drill 8 to be connected;

the end face of the guide member 1 in the extending direction of the drill bit of the pistol drill 8 to be connected is perpendicular to the sliding direction of the slide member 2.

The guide piece 1 is provided with the track 11, the slide piece 2 can be provided with the dovetail groove 22, the pistol drill 8 to be connected is fixed on the fixing device 3, along with the slide of the slide piece 2 along the guide piece 1, the end face of the guide piece 1 perpendicular to the sliding direction can ensure that the pistol drill 8 to be connected is perpendicular to the wall surface, and the movement direction of the pistol drill 8 to be connected is perpendicular to the wall surface.

The chassis 4 is fixedly connected to the end face of the guide member 1 in the extending direction of the drill bit of the pistol drill 8 to be connected, and the chassis 4 is perpendicular to the sliding direction of the sliding member 2. The chassis 4 can increase the contact area between the guide piece 1 and the surface to be drilled, so that the drilling quality of the pistol drill 8 to be connected is improved. The chassis 4 is of a V-shaped structure, so that the contact range of the chassis 4 and the back drilling surface is enlarged without increasing the area of the chassis, and the stability of the vertical drilling auxiliary device of the pistol drill 8 to be connected is better.

The chassis 4 is divided into a main disk 41, a first branch disk 42 and a second branch disk 43; the main disk 41 is fixedly connected to the end face of the guide 1 in the direction of extension of the drill bit of the pistol drill 8 to be connected, and the first and second support disks 42, 43 are telescopically connected to the main disk 41. The main disc 41 is provided with holes, the first support disc 42 and the second support disc 43 are provided with rods, and the rods move in the holes to enable the first support disc 42 and the second support disc 43 to achieve the telescopic effect. In the area of narrow area, the first support disc 42 and the second support disc 43 can be retracted to adapt to the drilling of the small area, and when the area of the drilling area is large, the first support disc 42 and the second support disc 43 can be extracted to improve the stability of drilling.

The vertical drilling auxiliary device of the pistol drill 8 to be connected further comprises: the compression device comprises a spring 5 and a compression rod 6, wherein one end part of the compression rod 6 is fixedly connected to a chassis 4, and the spring 5 is sleeved on the outer wall of the compression rod 6; a notch 12 is formed in the middle of the penetrating guide piece 1, a baffle 21 is fixedly connected to the sliding piece 2, the baffle 21 penetrates through the notch 12, the baffle 21 is in sliding connection with the compression rod 6, and the spring 5 is compressed between the chassis 4 and the baffle 21. During drilling, the sliding piece 2 moves towards the wall surface along with the to-be-connected pistol drill 8, the spring 5 is compressed, and after drilling is finished, the spring 5 pushes the baffle 21 to reset the sliding piece 2 and the to-be-connected pistol drill 8. The pistol drill vertical drilling auxiliary device is automatically reset in the drilling process, so that the drilling operation is simpler and more convenient.

The pistol drill vertical drilling auxiliary device further comprises: the compression rod 6 is provided with a plurality of limiting holes 61, the bolt 7 is detachably connected to the limiting holes 61, and the bolt 7 is arranged on one side of the baffle 21 far away from the spring 5, so that the bolt 7 limits the baffle 21 to slide. Because the drill bits of the to-be-connected pistol drills 8 are different in length, when the drill bit with a larger length is used, the bolt 7 can be placed in the limit hole 61 far away from the chassis 4, and normal use of the to-be-connected pistol drills 8 can be ensured. In order to prevent excessive idle travel of the pistol drill 8 to be connected when using a drill of smaller length, the latch 7 can be placed in a stop hole 61 nearer to the chassis 4.

For the convenience of fixing the pistol drill 8 to be connected, the fixing device 3 comprises a strap means 31 or/and a steel buckle means 33; the strap means 31 and/or the buckle means 33 are fixedly attached to the underside of the slider 2.

In one embodiment, the securing means 3 comprises 2 strap means 31; the strap device 31 is easy to operate and can be used when the wall is soft.

In another embodiment, the fixing means 3 comprise 2 steel buckle means 33; the steel buckle device has higher strength and high connection reliability, and can be used when the wall body is harder.

In a further embodiment, the fixing device 3 comprises a binding device 31 and/or a steel buckle device 33, the binding device 31 is convenient to operate, the binding device 31 can be used for fixing the pistol drill 8 to be connected, and then the steel buckle device 33 is used for fixing the pistol drill 8 to be connected

The pistol drill 8 to be connected is fixed. Thus, the operation is convenient, and the connection reliability is higher. The wall drilling device is suitable for wall drilling under various conditions.

The strap device 31 includes: the binding band 311 and the pressing piece 312, the lower bottom surface of the sliding piece 2 is provided with a strip hole 23, the binding band 311 passes through the strip hole 23, the pressing piece 312 is in threaded connection with the sliding piece 2, and the binding band 311 passes through the strip hole 23 to be pressed. The binding band can fix the pistol drill 8 to be connected on the fixing device, and the pressing piece 312 presses the binding band 311 to prevent the binding band 311 from falling off.

The tails of the two ends of the binding band 311 are provided with magic tapes. The magic tape is convenient to operate, firm in fixation, capable of being operated by a single person and capable of preventing the pistol drill 8 to be connected from falling off.

The steel buckle device 33 includes: the first steel buckle 331 and the second steel buckle 332, the first steel buckle 331 and the second steel buckle 332 are semicircular, one end of the first steel buckle 331 and one end of the second steel buckle 332 are respectively hinged on the sliding piece 2, a plurality of cylindrical protrusions 333 are arranged at the other end of the first steel buckle 331, and the other end of the second steel buckle 332 is divided into two clamping plates 334; the cavity 335 is formed between the two clamping plates, the gap of the cavity 335 is the same as the diameter of the cylindrical protrusion 333, the cavity 335 can accommodate the cylindrical protrusion 333, the cavity 335 forms a necking 336 at the tail part of the second steel buckle 332, the necking 336 can prevent the cylindrical protrusion 335 from slipping out of the cavity, the tail ends of the two clamping plates 334 are of an opening structure, and the cylindrical protrusion 335 can conveniently enter the cavity 336. The first steel buckle 331 and the second steel buckle 332 are provided with the protrusions 337, and the protrusions 337 can be anti-skid, so that a constructor can operate the steel buckle device 33 with one hand conveniently.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model.

Claims (10)

1. A pistol drill vertical drilling assist device, comprising: the device comprises a guide piece (1) and a sliding piece (2), wherein the sliding piece (2) is in sliding connection with the guide piece (1), a fixing device (3) is connected to the sliding piece (2), and the fixing device (3) is detachably connected with a pistol drill (8) to be connected;

the end face of the guide piece (1) in the extending direction of the drill bit of the pistol drill (8) to be connected is perpendicular to the sliding direction of the sliding piece (2).

2. The pistol drill vertical drilling assist device of claim 1, further comprising: the chassis (4), chassis (4) fixed connection wait to connect on the terminal surface of guide (1) in the extending direction of pistol drill (8) drill bit, chassis (4) are perpendicular with the slip direction of slider (2).

3. A vertical drilling aid for a pistol drill according to claim 2, characterized in that the chassis (4) has a "V" -shaped structure.

4. A vertical drilling aid for a pistol drill according to claim 3, characterized in that the chassis (4) is divided into: a main disk (41), a first branch disk (42) and a second branch disk (43); the main disc (41) is fixedly connected with the end face of the guide piece (1) in the extending direction of the drill bit of the pistol drill (8) to be connected, and the first branch disc (42) and the second branch disc (43) are connected to the main disc (41) in a telescopic manner.

5. The pistol drill vertical drilling assist device of claim 2, further comprising: the compression device comprises a spring (5) and a compression rod (6), wherein one end part of the compression rod (6) is fixedly connected to a chassis (4), and the spring (5) is sleeved on the outer wall of the compression rod (6);

the guide piece (1) is penetrated, the middle part of the guide piece (1) is provided with a notch (12), the sliding piece (2) is fixedly connected with a baffle plate (21), the baffle plate (21) penetrates through the notch (12), the baffle plate (21) is slidably connected with the compression rod (6), and the spring (5) is compressed between the chassis (4) and the baffle plate (21).

6. The pistol drill vertical drilling assist device of claim 5, further comprising: the compression rod is characterized by comprising a bolt (7), wherein a plurality of limiting holes (61) are formed in the compression rod (6), the bolt (7) is detachably connected to the limiting holes (61), and the bolt (7) is arranged on one side, far away from the spring (5), of the baffle (21) so that the bolt (7) is limited and the baffle (21) slides.

7. A vertical drilling aid for a pistol drill according to claim 1, characterized in that the fixing means (3) comprise: a strap means (31) or/and a steel buckle means (33);

the binding band device (31) or/and the steel buckle device (33) are fixedly connected to the lower side of the sliding piece (2).

8. A vertical drilling assistance device for a pistol drill according to claim 7, characterized in that the strap means (31) comprises: the binding belt (311) and the pressing piece (312), the lower bottom surface of the sliding piece (2) is provided with a strip hole (23), the binding belt (311) penetrates through the strip hole (23), the pressing piece (312) is in threaded connection with the sliding piece (2), and the binding belt (311) is pressed through the strip hole (23).

9. The auxiliary device for vertical drilling of a pistol drill according to claim 8, characterized in that the tails of the two ends of the binding band (311) are provided with velcro.

10. A vertical drilling assistance device for a pistol drill according to claim 7, characterized in that the steel buckle device (33) comprises: the first steel buckle (331) and the second steel buckle (332), wherein the first steel buckle (331) and the second steel buckle (332) are semicircular, one ends of the first steel buckle (331) and the second steel buckle (332) are respectively hinged on the sliding part (2), a plurality of cylindrical bulges (333) are arranged at the other end of the first steel buckle (331), and the other end of the second steel buckle (332) is divided into two clamping plates (334); a cavity (335) is formed between the two clamping plates, the gap of the cavity (335) is the same as the diameter of the cylindrical protrusion (333), the tail of the second steel buckle (332) of the cavity (335) is provided with a necking (336), and the tail ends of the two clamping plates (334) are of an opening structure.